It is important to note that if you need an extension, it is not a defeat, nor does it mean that we can not help you. It just means that extra time is needed to make sure that we can provide you a complete and accurate return. At Jacobson Clergy Tax Service, we offer two types of extensions. Calculated Extensions (Available Until March 15, 2026) Calculated Extensions are a useful tool that can extend the deadline of the filing of the return (the paperwork itself) by six mon